511
FXUS64 KBRO 290324
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1024 PM CDT THU MAY 28 2026
..NEW DISCUSSION, MARINE
KEY MESSAGES
UPDATED AT 1021 PM CDT THU MAY 28 2026
* OVERALL WARM AND DRY CONDITIONS EXPECTED INTO NEXT WEEK.
* LOW TO MODERATE (20 TO 50%) CHANCES OF ISOLATED TO SCATTERED
SHOWERS/THUNDERSTORMS RETURN TUESDAY AND CONTINUE THROUGH THE
WEEK.
DISCUSSION
ISSUED AT 1021 PM CDT THU MAY 28 2026
HIGH PRESSURE WILL SUPPORT A DRY WARMING PATTERN INTO THIS WEEKEND.
HIGH TEMPERATURES WILL HANG BELOW AVERAGE FOR LATE MAY/EARLY JUNE
WITH HIGHS IN THE MID 90S AND HEAT INDICES IN THE UPPER 90S (RIO
GRANDE PLAINS, RANCHLANDS WEST OF I69C) TO MID 100S (RGV). LOW
TEMPERATURES AROUND AVERAGE IN THE 70S (NEAR 80 ALONG THE COAST).
MINOR HEAT RISK WILL BUILD TO MODERATE INTO THE WEEKEND. BE SURE TO
PRACTICE HEAT SAFETY, AS RISK OF HEAT RELATED ILLNESS WILL BE
ELEVATED THIS WEEKEND.
RAIN CHANCES ARE VERY LOW (LESS THAN 10%) THROUGH THE REST OF THE
WEEK INTO THE WEEKEND. CHANCES OF RAIN AND THUNDERSTORMS INCREASE
AGAIN EARLY TO MID NEXT WEEK AS SHORTWAVES INTERACT WITH OUR
TROPICAL MOISTURE ALONG THE SEABREEZE. LOW TO MODERATE RAIN CHANCES
(20-50%) WILL PERSIST AS EARLY AS MONDAY NIGHT THROUGH THE REMAINDER
OF THE FORECAST PERIOD, WITH THE GREATEST CHANCES TUESDAY
(30-50%).
AVIATION
(00Z TAFS)
ISSUED AT 612 PM CDT THU MAY 28 2026
VFR CONDITIONS SHOULD PREVAIL FOR THE COMING HOURS. A DECK OF LOW
SCATTERED TO BROKEN CLOUDS MAY PASS OVER AIRFIELDS, TEMPORARILY
DROPPING CEILINGS TO MVFR LEVELS. OVERNIGHT, CLOUDS BUILDING MAY
BRING MORE PREVAILING MVFR WITH WINDS LIGHT AND VARIABLE. VFR
CONDITIONS RETURN FRIDAY MORNING.
MARINE
ISSUED AT 1021 PM CDT THU MAY 28 2026
SOUTHERLY TO ONSHORE GENTLE TO MODERATE FLOW WITH SLIGHT SEAS WILL
PREVAIL THROUGH THE PERIOD. RAIN CHANCES REMAIN LOW (LESS THAN 10%)
THROUGH THE WEEKEND, INCREASING AGAIN EARLY TO MID NEXT WEEK.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 91 76 93 78 / 10 0 0 0
HARLINGEN 90 72 93 74 / 10 0 0 0
MCALLEN 93 76 96 77 / 0 0 0 0
RIO GRANDE CITY 93 75 96 75 / 0 0 0 0
SOUTH PADRE ISLAND 85 80 85 81 / 10 0 0 0
BAYVIEW/PORT ISABEL 88 76 90 77 / 10 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...69-HK
LONG TERM....69-HK
AVIATION...69-HK
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